Data Engineer

5 days ago

Bengaluru, Karnataka, India HCLTech Full time
Hiring for Data QA Engineer in HCLTechPrimary skill- Python, Pyspark, Postgres, Data Pipeline QALocation- Bangalore, Noida, Chennai, Hyderabad, PuneNotice Period- Only Immediate joinersExperience- 5 to 7 YearsInterested candidates share your resume to and execute test strategies focused on data pipelines, including ingestion, transformation, storage, and retrieval.
• Perform data integrity validation by verifying schema consistency, data completeness, and correctness across distributed systems.
• Conduct Change Data Capture (CDC) testing to ensure seamless data updates and synchronization.
• Optimize and validate queries for performance and correctness using SQL, Trino, and Amazon Redshift.
• Implement automated data validation and regression tests to monitor for anomalies, data drift, and pipeline failures.
• Perform load testing and stress testing for large-scale data processing workflows.
• Identify bottlenecks and performance issues in ETL/ELT workflows and work with data engineers to optimize them.
• Ensure compliance with data governance standards, including security, retention, and access controls.
• Collaborate with engineers and reliability teams to define best practices for data quality and testing automation.
• Document test cases, defects, and resolutions, providing insights for continuous improvements.

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